Niacin (B3) in Soup, beef barley, ready to serve
0.9 mg
Preformed niacin only; tryptophan data was unavailable for this food. Why?
6% of the RDA for adult men (16 mg)
Preformed niacin only; tryptophan data was unavailable for this food. Why?
6% of the RDA for adult men (16 mg)